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Description
Lupinus Polyphyllus Gladiator, commonly known as Garden Lupin, is a perennial flowering plant that belongs to the family Fabaceae. It is native to North America and is widely cultivated as an ornamental plant due to its striking blue and purple flowers.
Taxonomic Information
| Domain | Eukarya |
|---|---|
| Kingdom | Plantae |
| Phylum | Tracheophyta |
| Class | Magnoliopsida |
| Order | Fabales |
| Family | Fabaceae |
| Genus | Lupinus |
Appearance
Lupinus Polyphyllus Gladiator grows up to 3 feet tall and 2 feet wide. It has palmate leaves with 9-17 leaflets that are green in color and up to 4 inches long. The flowers are arranged in a spike-like inflorescence that can reach up to 18 inches long. The individual flowers are pea-like, with a banner, wings, and keel, and are blue, purple, or white in color. The plant blooms in late spring to early summer and attracts bees and butterflies.
Care Guide
Lupinus Polyphyllus Gladiator requires moderate care and attention to thrive. Here are some care tips:
- Water: The plant needs regular watering, especially during dry spells. Water the plant deeply and allow the soil to dry out partially before watering again.
- Fertilization: Fertilize the plant in early spring with a balanced fertilizer. Repeat the application in mid-summer if necessary.
- Soil: The plant prefers well-drained soil that is rich in organic matter. Amend the soil with compost or aged manure before planting.
- Sunlight: The plant prefers full sun to partial shade. It can tolerate some shade but may not flower as well.
- Hardiness Zones: The plant is hardy in USDA zones 3-8.
Common Pests & Diseases
Lupinus Polyphyllus Gladiator is generally resistant to pests and diseases. However, it may be susceptible to the following:
- Aphids: These small insects may suck the sap from the plant and cause distortion of leaves and flowers.
- Slugs and snails: These pests may eat the leaves and flowers of the plant, leaving behind slime trails.
- Fungal diseases: The plant may be susceptible to powdery mildew, rust, and root rot if the soil is too wet.
Habitat
Lupinus Polyphyllus Gladiator is native to North America and can be found in various habitats, including meadows, prairies, and open woodlands. It prefers moist, well-drained soils and can tolerate cold temperatures.
Question and Answer
Q: Is Lupinus Polyphyllus Gladiator poisonous to humans?
A: Yes, the plant contains toxic alkaloids that can be harmful if ingested. Keep the plant away from children and pets.
Q: Can I grow Lupinus Polyphyllus Gladiator in a container?
A: Yes, you can grow the plant in a container as long as it has enough room to grow and the soil is well-drained. Use a potting mix that is rich in organic matter and water the plant regularly.
Q: How often do I need to fertilize Lupinus Polyphyllus Gladiator?
A: Fertilize the plant once in early spring with a balanced fertilizer. Repeat the application in mid-summer if necessary.
Q: How long does Lupinus Polyphyllus Gladiator bloom?
A: The plant blooms in late spring to early summer and can continue to bloom for several weeks.
Related Plants
- Lupinus albifrons (Silver lupine)
- Lupinus argenteus (Silvery lupine)
- Lupinus perennis (Sundial lupine)
- Lupinus texensis (Texas bluebonnet)
References
- “Lupinus polyphyllus.” Missouri Botanical Garden. https://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?taxonid=286988&isprofile=0&basic=Lupinus%20polyphyllus
- “Garden Lupin.” Royal Horticultural Society. https://www.rhs.org.uk/Plants/14963/Lupinus-polyphyllus-Gladiator-(PBR)/Details
- “Lupinus polyphyllus.” North Carolina State University. https://plants.ces.ncsu.edu/plants/all/lupinus-polyphyllus/
